Teaching UGC NET Mock Test Series 2025 (Paper 1 & 2) General Knowledge Economy

In the opportunity cost theory of International trade MRPTXY is equal to

1
The marginal cost of X
2
The marginal cost of Y
3
\(\frac{\mathrm{MC}_{\mathrm{X}}}{\mathrm{MC}_{\mathrm{Y}}}\)
4
Zero
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